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SALONTAI, A., MUNTEAN, L.S. and CAREAN, V. 1983. Germination, phenology and thebain accumulation of Papaver bracteatum, in Cluj-Napoca, Romania. Notulae Botanicae Horti Agrobotanici Cluj-Napoca. 13, 1 (Aug. 1983), 13-19. DOI:https://doi.org/10.15835/nbha131167.